docs: def _on_socket_started(self):
          """Socket IO startup callback."""
          # pylint: disable=W0212
          cookies = self._abode._get_session().cookies.get_dict()
          cookie_string = "; ".join(
              [str(x) + "=" + str(y) for x, y in cookies.items()])
  
          self._socketio.set_cookie(cookie_string)